问题
补全对话，情景问答
情景交际。
1. —Is this_____book?
—Yes. _____ my book. And this _____ your pen.
2. —Excuse me. _____ this your ball?
—_____, it's not _____ ball. I think it's his ball.
3. —Look! This is my ruler.
—It_____nice.
4.—_____ this?
—It's a pencil.
—_____ do you spell it?
答案
1. your, It's, is
2. Is, No, my
3. is, Thanks
4. What's, How